Raytheon Company · Electronic Components
NCP28-5
Relay, Electromagnetic
Part NumberNCP28-5
ManufacturerRaytheon Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-198-9906 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Winding Dc Resistance Rating450.0 OHMS NOMINAL SINGLE WINDING
Winding Quantity1
Frequency In Hertz50.0 MINIMUM AND 60.0 MAXIMUM
Center To Center Distance Between2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin110.0 AC
Overall Width1.500 INCHES NOMINAL
Overall Length2.750 INCHES NOMINAL
Operating Voltage Rating And Type110.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Overall Height1.310 INCHES NOMINAL
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Vendor Part Numbers151X-6
Cancelled NSN5945-00-237-1241 (cancelled)
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is NCP28-5 available?
We can source NCP28-5 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is NCP28-5 by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If NCP28-5 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like NCP28-5?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for NCP28-5?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.